/Engine/Plugins/Editor/ObjectMixer/ObjectMixer/Source/ObjectMixer/Public/Views/List/Modes/ObjectMixerOutlinerMode.h
Reparent an item to a given folder path. Returns true if the operation is sucessful
virtual bool ReparentItemToFolder ( const [FFolder](API\Runtime\Engine\FFolder) & FolderPath, const FSceneOutlinerTreeItemPtr & Item )